Wi-fi could be used to detect weapons and bombs

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Ordinary wi-fi could be used to detect weapons and explosives in public places, according to a study led by the Rutgers University in New Jersey.

Wireless signals can penetrate bags to measure the dimensions of metal objects or estimate the volume of liquids, researchers claim.

Initial tests appeared to show that the system was at least 95% accurate. 

Editor's Comment
Our digital safety is in our hands

That sounds like good news. But the report also warns that this may simply be because our digital economy is still young, not because we are safe. As more people shop, bank and pay online, criminals will follow.We Batswana do not need a report to tell us that danger is real. Many of us have heard of or fallen victim to KYC scams. A caller impersonates your bank or mobile money provider. They say they need to “verify” your account. They ask...

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